new model of car gas detector. It can detect LPG and NG, the install are easy, Connect with DC12V in the car to work. alarm. This is our new model of car gas detector.It can detect LPG and NG, it install are very easy, connecting with DC12V in the car to work by cables.It can install in the control cabin and warehouse. The car gas detector will sound alarm and LED lighting when it detect LPG ...